321.344A Reported violations for
failure to stop at a railroad crossing.

The employee of a railroad who observes a violation of
section 321.341, 321.342, 321.343, or 321.344 may prepare a
written report on a form provided by the department of public
safety indicating that a violation has occurred. The railroad
employee may deliver the report not more than seventy-two
hours after the violation occurred to a peace officer of the
state or a peace officer of the county or municipality in
which the violation occurred. The report shall state the time
and the location at which the violation occurred and shall
include the registration plate number and a description of the
vehicle involved in the violation.

A peace officer may initiate an investigation not more than
seven calendar days after receiving a report of a violation
pursuant to this section. The peace officer may request that
the owner of the vehicle supply information identifying the
driver of the vehicle in accordance with section 321.484. If
from the investigation, the peace officer is able to identify
the driver of the vehicle and has reasonable cause to believe
a violation has occurred, the peace officer shall prepare a
uniform traffic citation for the violation and shall serve it
personally or by certified mail on the driver of the vehicle.